2、Shell Scripting: An In - Depth Guide

Shell Scripting: An In - Depth Guide

1. Introduction to Shell Scripting

The shell serves as the standard interface for Unix and Linux systems. It’s not just a simple command - combining tool; it’s a full - fledged programming language. It comes equipped with variables, functions, advanced structures like arrays (including associative arrays), and has built - in native file I/O primitives. It also provides process and job control, making all the key Unix features accessible to shell scripts.

2. Source Code Access

When working through shell scripting examples, you have two options for handling the code:
- Manual Typing : You can type all the code manually.
- Using Source Code Files : All the sou